#6559CD#6559CD

#6559CD is a mid, vivid blue. Relative luminance 0.143; OKLCH L 53.8% C 0.173 H 283.6°. Best body text is #FFFFFF at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#6559CD
RGB	rgb(101, 89, 205)
HSL	hsl(246, 54%, 58%)
HSV	hsv(246, 57%, 80%)
CMYK	cmyk(50.7%, 56.6%, 0%, 19.6%)
CIE-LAB	lab(44.69, 35.60, -58.84)
CIE-LCH	lch(44.69, 68.77, 301.17°)
OKLab	oklab(53.77% 0.0407 -0.1683)
OKLCH	oklch(53.77% 0.173 283.6)
XYZ	xyz(19.9553, 14.3182, 59.4580)
Luminance	0.1432 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6559CD #C1CD59

analogous

#5987CD #6559CD #9F59CD

triadic

#6559CD #CD6559 #59CD65

tetradic

#6559CD #CD5987 #C1CD59 #59CD9F

square

#6559CD #CD5987 #C1CD59 #59CD9F

split-complementary

#6559CD #CD9F59 #87CD59

monochromatic

#312884 #4336B3 #6559CD #9188DB #BCB7E9

Accessibility & contrast

On white

5.44

#6559CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#6559CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6559CD

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6559CD	#FFFFFF	#000000	##FFFFFF
##6559CD	1.00	5.44	3.86	5.44
#FFFFFF	5.44	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD1

Deuteranopia (green-blind)

#0066CB

Tritanopia (blue-blind)

#3D738A

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #6559cd;
/* rgb */ color: rgb(101, 89, 205);
/* oklch */ color: oklch(53.8% 0.173 283.6);

Tailwind

colors: {
  custom: {
    50: '#9888dd',
    500: '#6559cd',
    950: '#000000',
  },
}

SCSS

$custom: #6559cd;
$custom-light: #9888dd;
$custom-dark: #000000;

JSON

{
  "hex": "#6559cd",
  "rgb": {
    "r": 101,
    "g": 89,
    "b": 205
  },
  "hsl": {
    "h": 246.207,
    "s": 53.704,
    "l": 57.647
  },
  "oklch": {
    "l": 0.53773,
    "c": 0.17313,
    "h": 283.6
  },
  "luminance": 0.14319
}

Semantic roles & 50–950 ramp

primary

#6559CD

secondary

#D3D8AA

accent

#DD4BCE

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #6559CD

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →